</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

PTFE-Lined High-Pressure Air Hose from Mexico

A flexible hose with a polytetrafluoroethylene (PTFE) inner liner and plastic outer reinforcement for compressed air systems in industrial tools, rated at 27.6 MPa burst pressure. It qualifies for HTS 3917.31.00.00 based on its plastic composition and pressure specifications.

Duty Rate — Mexico → United States

13.1%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Certify PTFE as the predominant monomer (>95% per subheading note (a)(1)) in documentation

Distinguish from low-pressure air hoses to prevent Customs shifting to 3917.39

Ensure no metal fittings attached unless declared separately for special duty treatment